Home / 1,722.73-2,583.30-552.51

Finding the Fourth Proportional to 1,722.73, 2,583.30 and 552.51

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Solution

The fourth proportional to 1,722.73, 2,583.30 and 552.51 is: 828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.73 : 2,583.30 = 552.51 : x
  2. Step 2: Convert to fraction form
    1,722.73/2,583.30 = 552.51/x
  3. Step 3: Cross multiply
    1,722.73x = 2,583.30 × 552.51
  4. Step 4: Simplify right side
    1,722.73x = 1,427,302.78
  5. Step 5: Solve for x
    x = 1,427,302.78/1,722.73
  6. Step 6: Final answer
    x = 828.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.